Four tortoise hatchlings born at the Philadelphia Zoo now have names. Over 13,000 people voted for the zoo's youngest stars ...

The four critically endangered Galapagos Tortoise hatchlings that were born at the end of February have now officially been ...

The names Dorothy, Rose, Blanche and Sophia pay tribute to the ladies of "The Golden Girls." More than 13,000 people voted for the names. Their nearly 100-year-old mother, named "Mommy", made ...

The Philadelphia Zoo's four new female tortoise hatchlings have been named. Votes for the names topped 13,000. They are named ...

A rare Santa Cruz Galapagos tortoise, estimated to be 97 years old, just became the oldest known first-time mother of her species, according to the Philadelphia Zoo. The father of the four new ...

The sex of tortoise hatchlings is influenced by temperature, so the zoo incubated eight eggs below 28° Celsius (82.4° Fahrenheit) to produce males and the other eggs above 29.5°C (85.1°F ...

In a historic first for the Philadelphia Zoo, a 92-year-old Galápagos tortoise named Mommy has given birth for the first time, becoming the oldest documented member of her species to do so.

In a remarkable turn of events at the Philadelphia Zoo, Mommy, a centenarian western Santa Cruz Galápagos tortoise, has laid her first eggs. This event marks a significant milestone for ...

Mommy, who has lived at the zoo for nearly 93 years, is seen as one of the most "genetically valuable Galapagos tortoises" in the Association of Zoos and Aquarium's Species Survival Plan.